Jupiter is the biggest planet in our Solar System. With 79 moons, it falls just behind Saturn’s moon count of 82. Imagine looking up into the night sky and seeing not one but 79 different moons ...

Research into Jupiter’s moons shows Io and Europa did not evolve apart but formed with opposite compositions from the beginning.

There’s no mistaking Jupiter in the sky these Butler winter evenings, rising in the southeast as evening twilight ends. In fact, you should be able to easily see it long before twilight fades.

Jupiter is old. Like 4.5 billion years old. It started as a swirling disk of gas and dust that formed into a pretty big ...

While Io, the most volcanically active moon in the solar system, appears completely dry and devoid of water ice, its neighbor ...

On Earth, deep-sea vents may have given rise to the planet’s first life. But nothing of the sort seems to be happening at the ...

The giant planet Jupiter has nearly 100 known moons, yet none have captured the interest and imagination of astronomers and space scientists quite like Europa, an ice-shrouded world that is thought to ...

While Io, the most volcanically active moon in the solar system, appears completely dry and devoid of water ice, its neighbor ...

Skygazers who look up at the moon tonight may be able to spot Saturn below it. Here's when and how to spot the conjunction.

On Jan. 7, 1610, Galileo Galilei turned his self-built telescope, which he had recently made improvements to, towards Jupiter. There he noticed three spots of light. Though he first concluded they ...

See Zodiac signs and horoscopes on 01/18/26 for today’s birthday, celebrity profiles (Kevin Costner) and Aquarius, Pisces, ...

Two of the planets that dominated the skies during the latter part of last year continue to do so as we head past the middle part of January.